What's on in Khao Lak, Thailand through the year
Khao Lak, Thailand has 6 curated events through the year — 2 festivals, 1 natural spectacle, 2 seasons and 1 closure. The ones to plan around: Songkran (April) and Loy Krathong (November). April is its peak-crowd month.
Updated September 2026 · every event curated and sourced · dates for 2026 where they are announced, the usual window where they are not
Khao Lak events and crowds by month
| Month | What starts | Crowds |
|---|---|---|
| January | — | Busy |
| February | Manta and whale shark season | Busy |
| March | — | Busy |
| April | Songkran | Peak crowds |
| May | Southwest monsoon and red flags, Similan and Surin islands closed | Busy |
| June | — | Shoulder season |
| July | — | Shoulder season |
| August | — | Quiet |
| September | — | Quiet |
| October | — | Busy |
| November | Dry season, calm Andaman, Loy Krathong | Busy |
| December | — | Busy |
January in Khao Lak
Khao Lak weather in January →Busy — Dry season, calm Andaman, school holidays in 6 of the markets that fill it
Nothing new starts in January.
Still on: Dry season, calm Andaman (1 Nov – 20 Apr (usually))
February in Khao Lak
Khao Lak weather in February →Busy — Dry season, calm Andaman, school holidays in 2 of the markets that fill it
- Nature
Manta and whale shark season
1 Feb – 5 May · usuallyDive seasonThe tail of the dive season at Richelieu Rock and Koh Bon, when the plankton is up and the big animals follow it. Never a sure thing, and the liveaboards sell those weeks first.
Still on: Dry season, calm Andaman (1 Nov – 20 Apr (usually))
March in Khao Lak
Khao Lak weather in March →Busy — Dry season, calm Andaman, school holidays in 2 of the markets that fill it
Nothing new starts in March.
Still on: Manta and whale shark season (1 Feb – 5 May (usually)), Dry season, calm Andaman (1 Nov – 20 Apr (usually))
April in Khao Lak
Khao Lak weather in April →Peak crowds — Dry season, calm Andaman, Long summer break in Thailand
- Festival
Songkran
13–15 AprWater-festival New YearClosuresWater fights on the main road and along the beach strip for three days, and a national shutdown around them. Buses to Phuket and Surat Thani book out either side. Source ↗
Still on: Manta and whale shark season (1 Feb – 5 May (usually)), Dry season, calm Andaman (1 Nov – 20 Apr (usually))
May in Khao Lak
Khao Lak weather in May →Busy — Long summer break in Thailand, school holidays in 2 of the markets that fill it
- Season
Southwest monsoon and red flags
15 May – 31 Oct · usuallyRiskRip currents on this stretch of coast are the real risk, and the red flags go up for weeks at a time. Half the beachfront shuts and the other half drops its rates to nothing.
- Closure
Similan and Surin islands closed
16 May – 14 OctThe park authority shuts both island groups for the monsoon every year, which takes the liveaboards and the day boats out with them. Khao Lak's dive shops largely close for the season. Source ↗
Still on: Manta and whale shark season (1 Feb – 5 May (usually))
June in Khao Lak
Khao Lak weather in June →Shoulder season — school holidays in 3 of the markets that fill it, an ordinary month
Nothing new starts in June.
Still on: Southwest monsoon and red flags (15 May – 31 Oct (usually)), Similan and Surin islands closed (16 May – 14 Oct)
July in Khao Lak
Khao Lak weather in July →Shoulder season — school holidays in 5 of the markets that fill it, an ordinary month
Nothing new starts in July.
Still on: Southwest monsoon and red flags (15 May – 31 Oct (usually)), Similan and Surin islands closed (16 May – 14 Oct)
August in Khao Lak
Khao Lak weather in August →Quiet — school holidays in 4 of the markets that fill it, one of its worst months for weather
Nothing new starts in August.
Still on: Southwest monsoon and red flags (15 May – 31 Oct (usually)), Similan and Surin islands closed (16 May – 14 Oct)
September in Khao Lak
Khao Lak weather in September →Quiet — school holidays in 3 of the markets that fill it, one of its worst months for weather
Nothing new starts in September.
Still on: Southwest monsoon and red flags (15 May – 31 Oct (usually)), Similan and Surin islands closed (16 May – 14 Oct)
October in Khao Lak
Khao Lak weather in October →Busy — October semester break in Thailand, school holidays in 3 of the markets that fill it
Nothing new starts in October.
Still on: Southwest monsoon and red flags (15 May – 31 Oct (usually)), Similan and Surin islands closed (16 May – 14 Oct)
November in Khao Lak
Khao Lak weather in November →Busy — Dry season, calm Andaman
- Season
Dry season, calm Andaman
1 Nov – 20 Apr · usuallyCrowdedFlat water, no shore break and the whole coast open for business. This is the northern-European charter season and the beachfront runs at capacity from Christmas to March.
- Festival
Loy Krathong
5–30 Nov · usuallyMajor festivalBaskets floated off the beach at the full moon rather than down a river, which is the quiet coastal version of it. Falls just as the season is reopening. Source ↗
December in Khao Lak
Khao Lak weather in December →Busy — Dry season, calm Andaman, school holidays in 5 of the markets that fill it
Nothing new starts in December.
Still on: Dry season, calm Andaman (1 Nov – 20 Apr (usually))